Looking Back…… - PowerPoint PPT Presentation

What Have We Learned about Technology Applications and Assistive Technology Research? Class 2: Assistive, Instructional, and Administrative Applications of Technology/Spring, 2008. Looking Back…….

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How Assistive Technology Research?do you see this type of evolution in comparison with today’s approach to building on evidence-based practices?How do we continue to scale-up and capture the potential of technology for individuals with disabilities?

“Much of what is presented as being known about the use of computers with exceptional persons is actually what is believed, felt, or hoped. While there is an increasing amount of research and evaluation support associated with various uses of technology, there is still relatively little empirical support for many statements found in the popular literature”.

"FOR the first time blind persons may actually 'see' pictures and read newsprint and typewritten letters, through the 'visible.‘

Source: Time Magazine, 1931

Reading Machine

Monday, Apr. 27, 1931

The visagraph works as follows: slim beams of light are reflected from a printed page into a selenium cell which translates the blank and printed patches into various electrical frequencies. The currents operate electromagnets which drive pins against a sheet of aluminum. The aluminum progressively becomes embossed with letters as the master light roves across the original page. The blind thereby can feel the upcoming words almost as fast as the eye can see.

Any item, piece of equipment, or product system, whether acquired commercially off the shelf, modified, or customized, that is used to increase, maintain, or improve functional capabilities of a child with a disability.